BPM：增加「发起人自选」的任务审批人的分配策略
YunaiV
2 years ago
parent
acea73c991
commit
528a321f0a
@ -0,0 +1,76 @@
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package cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.strategy;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.lang.Assert;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateStrategy;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.BpmnModelUtils;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.util.FlowableUtils;
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import cn.iocoder.yudao.module.bpm.service.task.BpmProcessInstanceService;
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import jakarta.annotation.Resource;
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import org.flowable.bpmn.model.BpmnModel;
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import org.flowable.bpmn.model.UserTask;
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import org.flowable.engine.delegate.DelegateExecution;
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import org.flowable.engine.runtime.ProcessInstance;
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import org.springframework.context.annotation.Lazy;
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import org.springframework.stereotype.Component;
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import java.util.*;
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/**
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* 发起人自选 {@link BpmTaskCandidateUserStrategy} 实现类
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*
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* @author 芋道源码
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*/
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@Component
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public class BpmTaskCandidateStartUserSelectStrategy implements BpmTaskCandidateStrategy {
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@Resource
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@Lazy // 延迟加载，避免循环依赖
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private BpmProcessInstanceService processInstanceService;
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@Override
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public BpmTaskCandidateStrategyEnum getStrategy() {
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return BpmTaskCandidateStrategyEnum.START_USER_SELECT;
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}
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@Override
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public void validateParam(String param) {}
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@Override
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public Set<Long> calculateUsers(DelegateExecution execution, String param) {
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ProcessInstance processInstance = processInstanceService.getProcessInstance(execution.getProcessInstanceId());
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Assert.notNull(processInstance, "流程实例({})不能为空", execution.getProcessInstanceId());
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Map<String, List<Long>> startUserSelectAssignees = FlowableUtils.getStartUserSelectAssignees(processInstance);
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Assert.notNull(startUserSelectAssignees, "流程实例({}) 的发起人自选审批人不能为空",
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execution.getProcessInstanceId());
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// 获得审批人
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List<Long> assignees = startUserSelectAssignees.get(execution.getCurrentActivityId());
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return new LinkedHashSet<>(assignees);
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}
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@Override
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public boolean isParamRequired() {
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return false;
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}
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/**
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* 获得发起人自选审批人的 UserTask 列表
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*
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* @param bpmnModel BPMN 模型
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* @return UserTask 列表
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*/
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public static List<UserTask> getStartUserSelectUserTaskList(BpmnModel bpmnModel) {
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if (bpmnModel == null) {
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return null;
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}
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List<UserTask> userTaskList = BpmnModelUtils.getBpmnModelElements(bpmnModel, UserTask.class);
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if (CollUtil.isEmpty(userTaskList)) {
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return null;
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}
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userTaskList.removeIf(userTask -> !Objects.equals(BpmnModelUtils.parseCandidateStrategy(userTask),
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BpmTaskCandidateStrategyEnum.START_USER_SELECT.getStrategy()));
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return userTaskList;
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}
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}
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File diff suppressed because one or more lines are too long
@ -1,2 +1,3 @@
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DELETE FROM "bpm_form";
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DELETE FROM "bpm_user_group";
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DELETE FROM "bpm_category";
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